// Copyright (C) 2003, Fernando Luis Cacciola Carballal. // // Use, modification, and distribution is subject to the Boost Software // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) // // See http://www.boost.org/lib/optional for documentation. // // You are welcome to contact the author at: // fernando_cacciola@hotmail.com // #include #include #include #define BOOST_ENABLE_ASSERT_HANDLER #include "boost/optional/optional.hpp" #ifndef BOOST_OPTIONAL_NO_INPLACE_FACTORY_SUPPORT #include "boost/utility/in_place_factory.hpp" #include "boost/utility/typed_in_place_factory.hpp" #endif #ifdef __BORLANDC__ #pragma hdrstop #endif #include "boost/test/minimal.hpp" #include "optional_test_common.cpp" #ifndef BOOST_OPTIONAL_NO_INPLACE_FACTORY_SUPPORT struct A { A ( double a0, std::string a1 ) : m_a0(a0), m_a1(a1) {} friend bool operator == ( A const& x, A const& y ) { return x.m_a0 == y.m_a0 && x.m_a1 == y.m_a1 ; } double m_a0 ; std::string m_a1 ; } ; int test_main( int, char* [] ) { double a00 = 3.14, a10 = 6.02e-23; std::string a01("pi"), a11("mol"); A a0(a00,a01); A a1(a10,a11); boost::optional opt1(a0); boost::optional opt2 ( boost::in_place(a00,a01) ) ; boost::optional opt3 ( boost::in_place(a00,a01) ) ; BOOST_CHECK( opt1 == opt2 ) ; BOOST_CHECK( opt2 == opt2 ) ; BOOST_CHECK( *opt2 == a0 ) ; #ifndef BOOST_OPTIONAL_WEAK_OVERLOAD_RESOLUTION opt2 = boost::in_place(a10,a11); BOOST_CHECK( *opt2 == a1 ) ; opt3 = boost::in_place(a10,a11); BOOST_CHECK( *opt3 == a1 ) ; #endif return 0; } #else int test_main( int, char* [] ) { // If in-place factories are not supported there is nothing to test return 0 ; } #endif